Back rest for gaming chairs



FIG. 1 is a perspective view of a back rest of gaming chairs showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the drawings depict portions of the back rest for gaming chairs that form no part of the claimed design. 

CLAIM The ornamental design for a back rest of gaming chairs, as shown and described. 